Home / 21,800,487.65-32,699,644.43-8,152,630.65

Finding the Fourth Proportional to 21,800,487.65, 32,699,644.43 and 8,152,630.65

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Solution

The fourth proportional to 21,800,487.65, 32,699,644.43 and 8,152,630.65 is: 12,228,539.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,800,487.65 : 32,699,644.43 = 8,152,630.65 : x
  2. Step 2: Convert to fraction form
    21,800,487.65/32,699,644.43 = 8,152,630.65/x
  3. Step 3: Cross multiply
    21,800,487.65x = 32,699,644.43 × 8,152,630.65
  4. Step 4: Simplify right side
    21,800,487.65x = 266,588,123,383,356.66
  5. Step 5: Solve for x
    x = 266,588,123,383,356.66/21,800,487.65
  6. Step 6: Final answer
    x = 12,228,539.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.